61206499 has 2 divisors, whose sum is σ = 61206500. Its totient is φ = 61206498.

The previous prime is 61206487. The next prime is 61206503. The reversal of 61206499 is 99460216.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61206499 - 2⁹ = 61205987 is a prime.

It is not a weakly prime, because it can be changed into another prime (61206449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30603249 + 30603250.

It is an arithmetic number, because the mean of its divisors is an integer number (30603250).

Almost surely, 2^61206499 is an apocalyptic number.

61206499 is a deficient number, since it is larger than the sum of its proper divisors (1).

61206499 is an equidigital number, since it uses as much as digits as its factorization.

61206499 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 61206499 is about 7823.4582506715. The cubic root of 61206499 is about 394.0934162272.

The spelling of 61206499 in words is "sixty-one million, two hundred six thousand, four hundred ninety-nine".